Finding the Third Proportional to 1,373,769 and 2,019,519

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373,769 : 2,019,519 = 2,019,519 : x
2. Step 2: Convert to fraction form
   1,373,769/2,019,519 = 2,019,519/x
3. Step 3: Cross multiply
   1,373,769x = 2,019,519 × 2,019,519
4. Step 4: Simplify right side
   1,373,769x = 4,078,456,991,361
5. Step 5: Solve for x
   x = 4,078,456,991,361/1,373,769
6. Step 6: Final answer
   x = 2,968,808.43